(add remaining edit concert validations)

app/Http/Controllers/Backstage/ConcertsController.php

@@ -71,6 +71,14 @@ class ConcertsController extends Controller
     {
         $this->validate(request(), [
             'title' => ['required'],
+            'date' => ['required', 'date'],
+            'time' => ['required', 'date_format:g:ia'],
+            'venue' => ['required'],
+            'venue_address' => ['required'],
+            'city' => ['required'],
+            'state' => ['required'],
+            'zip' => ['required'],
+            'ticket_price' => ['required', 'numeric', 'min:5'],
         ]);
 
         $concert = Auth::user()->concerts()->findOrFail($id);